Minecraft Java 1.21 Mods
Browse 222 free mods for Minecraft Java 1.21 — popular picks include EXP-Gems, Windburst in Netherite Armor, Cobblemon: Gem Cutting!.
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EXP-Gems
Perfect for RPG/Fantasy servers
Windburst in Netherite Armor
Allows players to launch themselves up with wind charges even while in Netherite armor.
Cobblemon: Gem Cutting!
Ever thought the type gems were too hard to find? Then craft and cut them yourself!
Mushroom Blocks Optimization│蘑菇塊優化
A Mushroom Block will drop itself when broken, and can be broken down into Mushrooms.│蘑菇塊被破壞後會掉落自身,並且可以分解成蘑菇。
Wheel of Misfortune
Mod for interesting speedruns with modificators. I take modifications from Youtuber KompotikIvun. Sooo... Yes I made this mod party for myself.
Mystic Mechanica
A world with Magic and many Technical function, Beautiful graphics, Fantasy, Modpack
Stonecutter Shelves
Adds the ability to craft shelves in the stonecutter using logs or stripped logs.
Where Is My Spawn?
... you ask yourself. Until you find this mod.
MobIgnore
Allows players to disable mob aggression towards themselves.
hardcorify
adds an additional heart that changes depending on how many hours you have lived. the heart itself has no effect on gameplay and does not give any advantages.
Revive Core
Hardcore death-ban plugin with revival mechanics and self-revive protection.
Soul Alchemy
This datapack was originally created as a way for the player to modify their own attributes in a Survival world. This datapack has since expanded to a couple more things to do with the player modifying themself of close items/objects.
PluginPilot
Download plugins directly from Modrinth,Hangar,SpigotMC while being ingame! Load,unload, debug all in one plugin itself :)
Acid of Rain
In this plugin, a danger zone has been created that simulates acid rain with four threat levels. A protective suit has also been created to help you survive in this area. You will find yourself in a world where instead of the usual boundaries of Minecraft,
Fractures - Shelved
Brush your Shelves! Using a Brush on a Shelf Block allows you to change how its items are displayed.

Re:zer0
Die, return, try again. When cursed by the Witch of Envy, death becomes a checkpoint that rewinds your body, inventory, and the world itself.
Mythical_sword
This mod adds a mythical sword. Funny for manhunts.
snapcam
Placeable camera for Minecraft fabric 1.21.1 — enter its view, shoot handheld, or use the self-timer. No commands, no custom keybinds. Inspired by the Education Cam.

Size changing potions
A pretty simple but effective mod that adds size changing potions, which does NOT use pekhui! Try not to make yourself too big or... *windows error noise*
Fractured Reality
A story focused mod, in which unknown beings will enter your world and break apart reality itself.
Overgrow
Let the world OVERGROW itself.
Vyn's Clones
Conjure perfect self-reflections that can aid your journey
DrawerShelves
Drawers storage system 100%server side using shelf blocks
SuperHide
This plugin allows people with permissions to fully hide themselves in the playerlist! It shows no empty nickname, it completely hides you!
Umbrellas
Umbrella, feel yourself Mary Poppins
MCCapes
Lets you choose your own client sided minecraft cape purely cosmetic no one else can see besides yourself!
RandomNoteBlock
Make noteblocks play random sound itself
LightVision
Lightweight night vision plugin — let players toggle it themselves, or control, block and automate it as staff.
Embers of Rest
A simple and immersive mod that allows players to rest by the campfire. Warm yourself, recover health over time, and enjoy a cozy survival experience.
Cloth Armour
Protect yourself from the Warden!
Self Planting Crop Items
Drop crop items (seeds, potatoes, ect.) onto farmland and it'll plants itself!
Soul Items
Skip the standard ore grind and hunt for rare, self-leveling tools exclusively found in Ancient City structures. Elevate your playstyle as your gear organically grows stronger with every action you take.
Craftlings
Summon fantasy themed mobs and watch them clash in epic free for all battles, or set up full scale wars in custom arenas.

Meridian - Enchanting Overhaul
Enchanting you build toward, not a slot machine. Five-stat shelves shape every roll, with treasure shelves, salvage tomes, and enchantment libraries for storage. 146 enchantments, deeply configurable, standalone.
Burning the Silverfish│燃燒蠹蟲
Destroying an infested block with a tool enchanted with Silk Touch will cause it to drop itself. Smelting it in a furnace can restore it to its uninfested state.│使用帶有精準採集附魔的工具破壞蟲蝕方塊會使其掉落自身。將其放入熔爐中熔煉可以使其恢復到沒有被蟲蝕的狀態。
nameshort
This mod allows you to have shortcuts for your command. It is compatible with other mods so try it for yourself!